Fan housing



FIG. 1 is a top perspective view of a fan housing showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a top elevation view thereof;

FIG. 4 is a left side elevation view thereof, the right side being a mirror image; and,

FIG. 5 is a top perspective view of the fan housing of FIG. 1 including a sample fan grill.

The subject matter shown in broken lines forms no part of the claimed design. 

The ornamental design for a fan housing, as shown and described. 